// formatLog.js
let formatError = (ctx, err,costTime) => {
  let method = ctx.method;
  let url = ctx.url;
  let body = ctx.request.body;
  let userAgent = ctx.header.userAgent;
  return {method, url, body, costTime, err}
};
let formatRes = (ctx,costTime) => {
  let method = ctx.method;
  let url = ctx.url;
  let body = ctx.request.body;
  let response = ctx.response;
  return {method, url, body, costTime, response}
};
module.exports = {formatError, formatRes};